44680135016809 has 2 divisors, whose sum is σ = 44680135016810. Its totient is φ = 44680135016808.

The previous prime is 44680135016771. The next prime is 44680135016813. The reversal of 44680135016809 is 90861053108644.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 35324336391184 + 9355798625625 = 5943428^2 + 3058725^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-44680135016809 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 44680135016809.

It is not a weakly prime, because it can be changed into another prime (44680135116809) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22340067508404 + 22340067508405.

It is an arithmetic number, because the mean of its divisors is an integer number (22340067508405).

Almost surely, 2^{44680135016809} is an apocalyptic number.

It is an amenable number.

44680135016809 is a deficient number, since it is larger than the sum of its proper divisors (1).

44680135016809 is an equidigital number, since it uses as much as digits as its factorization.

44680135016809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4976640, while the sum is 55.

The spelling of 44680135016809 in words is "forty-four trillion, six hundred eighty billion, one hundred thirty-five million, sixteen thousand, eight hundred nine".